Job Description:

• 1) Tends drying cylinder and hammer mill arranged in tandem to dry and pulverize mica: Turns valve to start flow of oil in burner and ignites oil to heat drying-cylinder.

• 2) Starts machines that tumble mica in heated cylinder and automatically feed dry mica into hammer mill.

• 3) Examines pulverized mica for discolorations caused by excess heat and for conformance with grinding specifications.

• 4) Adjusts controls of drying cylinder to regulate temperature and replaces worn hammers to grind mica to specifications, using handtools.

• 5) Changes screens on discharge chute of hammer mill according to size specified for mica.

• 6) May fill machine hopper with mica, using tractor equipped with scoop.